Total babies named Zai (all years): 292
| Year | Boys (count / rank / %) |
|---|---|
| 2024 | 28 / #3970 / 0.002% |
| 2023 | 26 / #4212 / 0.002% |
| 2022 | 25 / #4293 / 0.001% |
| 2021 | 17 / #5556 / 0.001% |
| 2020 | 23 / #4419 / 0.001% |
| 2019 | 22 / #4632 / 0.001% |
| 2018 | 7 / #10731 / 0.000% |
| 2017 | 5 / #14209 / 0.000% |
| 2016 | 9 / #8791 / 0.000% |
| 2015 | 9 / #8725 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 2014 | 15 / #5990 / 0.001% |
| 2013 | 10 / #8102 / 0.001% |
| 2012 | 6 / #12238 / 0.000% |
| 2011 | 9 / #8749 / 0.000% |
| 2010 | 6 / #12192 / 0.000% |
| 2009 | 5 / #14491 / 0.000% |
| 2004 | 5 / #13195 / 0.000% |
| 2001 | — |